Welch Allyn 4200B Directions For Use Manual page 38

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Probe contact with electrodes or bandages, poor tissue contact, taking an axillary
temperature over clothing, or prolonged exposure of axilla to ambient air can cause
inaccurate axillary temperature readings.
To take a temperature in oral or axillary mode:
Note
1. Verify that the correct probe (blue cap) is installed.
2. Hold the probe handle with your thumb and two fingers on the sides of the probe
handle and withdraw the probe.
3. Verify the desired temperature mode is in the temperature display area and the
desired temperature mode icon is flashing.
If the desired mode is not selected, press the Mode button until the LCD displays
"OrL " or "ALy" .
4. Insert the probe into a probe cover and press the probe handle down firmly. The
probe handle moves slightly to engage the probe cover.
5. Quickly put the probe in place.
a. For oral temperatures, place the probe tip under the patient's tongue on either
SUBLINGUAL POCKET
WARNING To ensure optimal accuracy, always confirm that the correct mode is
selected.
WARNING Use only Welch Allyn probe covers. Using other manufacturers'
probe covers or no probe cover may produce temperature measurement errors
and/or inaccuracy.
WARNING Do not take an axillary temperature over the patient's clothing. Direct
contact between the patient's skin and the probe is required.
Caution Use the temperature probe with the blue cap to obtain accurate oral or
axillary temperatures.
Normal Mode axillary temperatures are FDA cleared for children under the age of
four. THE WELCH ALLYN SPOT VITAL SIGNS IS NOT INTENDED FOR USE ON
NEONATAL PATIENTS.
side of the mouth to reach the sublingual pocket and ask the patient to close his/
her lips.
Welch Allyn Spot Vital Signs
SUBLINGUAL POCKET